li {
  list-style: none;
}
body {
  font-family:"Microsoft YaHei";
}
/* 响应主布局 */

/* 超小屏 */
@media (max-width: 768px) {
  .nav,
  .main,
  .zhongxia,
  .tongzhi {
    width: 100%;
  }
  .top div {
    font-size: 3rem;
  }
  .top {
    width: 100%;
    height: 20rem;
  }
  .header {
    height: 13rem;
  }
}

/* 中等屏 */
@media (min-width: 992px) {
  .nav {
    width: 110rem;
    margin-top: -3rem;
  }
  .main {
    width: 110rem;
  }
  .zhongxia {
    width: 120rem;
    display: flex;
  }
  .tongzhi {
    width: 60rem;
  }
  .top div {
    font-size: 4rem;
    display: inline-block;
    margin-top: 2.5rem;
  }
  .top {
    width: 110rem;
    margin: 0 auto;
    padding-left: 5rem;
  }
  .header {
    height: 15rem;
  }
}
/* 总背景色 */
body {
  background-color: #f5f5f5;
}
/* 顶部 */
#green {
  width: 100%;
  height: 2rem;
  background-color: #5b834f;
}
.header {
  width: 100%;
  background-color: #a1ca9f;
}
.top div {
  color: #fff;
  font-family: "隶书";
}
/* 导航栏 */
.nav {
  height: 100%;
  width: 100%;
  padding-left: 17rem;
  padding-right: 10rem;
  background-color: #5b834f;
  border-radius: 0.5rem;
  -webkit-border-radius: 0.5rem;
  -moz-border-radius: 0.5rem;
  -ms-border-radius: 0.5rem;
  -o-border-radius: 0.5rem;
}
.nav a {
  display: inline-block;
  color: #fff;
  height: 6rem;
  text-align: center;
  line-height: 6rem;
  white-space: nowrap;
  font-size: 1.7rem;
  width: 27rem;
}
#index {
  width: 12rem;
}
/* 主体部分 */
.main {
  background-color: #fff;
  border-radius: 1rem;
  margin-top: 1rem;
  height: 100%;
  width: 115rem;
  padding: 2rem;
  -webkit-border-radius: 1rem;
  -moz-border-radius: 1rem;
  -ms-border-radius: 1rem;
  -o-border-radius: 1rem;
}
/* 轮播图 */
.banner {
  height: 30rem;
  margin: 0 auto;
  overflow: hidden;
}
.photolist {
  height: 30rem;
}
.item {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  opacity: 0;
  transition: all 0.8s;
}
.item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.item.active {
  z-index: 10;
  opacity: 1;
}
.btn {
  color: #fff;
  z-index: 100;
  top: 45%;
  position: absolute;
}
#leftBtn {
  left: 0px;
}
#rightBtn {
  right: 0px;
}
.pointlist {
  padding-left: 0px;
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  z-index: 100;
}
.point {
  width: 1rem;
  height: 1rem;
  background-color: antiquewhite;
  border-radius: 100%;
  float: left;
  margin-right: 0.5rem;
  border-style: solid;
  border-width: 2px;
  border-color: slategray;
  cursor: pointer;
}
.point.active {
  background-color: #5b834f;
}
/* 新闻列表 */
.news h3 {
  color: #5b834f;
  background-color: #fff;
  margin: 1rem;
  display: inline-block;
}
.news ul {
  padding: 0;
}
.news h4 {
  color: #5b834f;
  margin-left: 2rem;
}
.news li {
  font-size: 1.7rem;
  height: 3rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.news span {
  color: #867f7f;
  margin: 0 1.8rem;
}
.news a {
  color: #000;
}
.news a:hover {
  color: #5b834f;
}
#cate {
  font-size: 1.7rem;
  color: #000;
  margin: 0;
}
/* 通知公告 */
.zhongxia {
  height: auto;
  margin-top: 2rem;
}
.tongzhi {
  background-color: #fff;
  float: left;
  margin: 1rem;
  border-radius: 1rem;
  -webkit-border-radius: 1rem;
  -moz-border-radius: 1rem;
  -ms-border-radius: 1rem;
  -o-border-radius: 1rem;
}
.tongzhi h3 {
  color: #5b834f;
  display: inline-block;
  margin: 1.5rem;
}
.tongzhi span {
  margin: 1rem;
  font-size: 2rem;
}
#content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}
#more {
  float: right;
  margin: 1.2rem 4rem;
  color: #5b834f;
}
#content div {
  width: 90%;
  height: 17rem;
  margin: 1rem;
  background-color: #5b834f;
  background: rgba(76, 129, 71, 0.2);
  border-radius: 1rem;
  -webkit-border-radius: 1rem;
  -moz-border-radius: 1rem;
  -ms-border-radius: 1rem;
  -o-border-radius: 1rem;
}
#content a {
  color: #000000;
  margin: 0 3rem;
  font-weight: 600;
  font-size: 2rem;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
#content a:hover {
  color: #5b834f;
}
#content span {
  display: inline-block;
  font-weight: 700;
  margin: 1.5rem 1rem 1.5rem 3rem;
  color: #5b834f;
}
/* 学术报告 */
#jiangzuo {
  display: flex;
  flex-direction: column;
}
#jiangzuo div {
  height: 17rem;
  margin: 1rem;
  border-radius: 1rem;
  background: rgba(76, 129, 71, 0.2);
  -webkit-border-radius: 1rem;
  -moz-border-radius: 1rem;
  -ms-border-radius: 1rem;
  -o-border-radius: 1rem;
}
#jiangzuo strong {
  margin: 1.5rem;
  font-size: 2rem;
  word-break: break-all;
  white-space: normal;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
#jiangzuo p {
    float: left;
    margin-left: 2rem;
    margin-bottom: 0;
}
#jiangzuo a {
    color: #000;
}
#jiangzuo div:hover {
    background-color: #5b834f;
}
#jiangzuo div:hover a{
    color: #fff
}
/* 底部 */
.down {
    width: 100%;
    height: 15rem;
    text-align: center;
    background-color: #5b834f;
    float: left;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
}
.down div {
  color: #fff;
  font-size: 1.8rem;
  display: inline-block;
  padding-right: 2rem;
}